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🔧 Upgrade your fastening game with precision brass inserts!
The Antrader 50PCS M1.6 Brass Knurled Thread Insert Kit offers 50 durable, rust-resistant brass inserts with a 1.6mm internal thread diameter. Designed for easy installation without counterboring, these inserts excel in heat resistance and are ideal for injection molding and 3D printing applications, delivering professional-grade fastening in a compact form.





















| Asin | B07TTQXVQH |
| Best Sellers Rank | 971,246 in DIY & Tools (See Top 100 in DIY & Tools) 1,182 in Nut Inserts |
| Brand Name | Antrader |
| Colour | Brass Tone |
| Compatible Groove Diameter | 1.6 Millimeters |
| Customer Reviews | 4.5 4.5 out of 5 stars (44) 4.5 out of 5 stars |
| Drive Style | Spline |
| Exterior Finish | Brass |
| Fastener Type | Knurled |
| Finish Types | Brass |
| Inside Thread Size | M1.6 |
| Item Diameter | 1.6 Millimetres |
| Item Dimensions | 4 x 2 x 4 millimetres |
| Item Weight | 0.63 Ounces |
| Manufacturer | Guangzhou Openfind Electronic Commerce CO., LTD |
| Manufacturer Part Number | QXAD0072 |
| Material Type | Brass |
| Maximum Shear Strength | [EST] 275 MPa |
| Metal | Brass |
| Number Of Items | 50 |
| Number Of Pieces | 50 |
| Size | M1.6x2.5mm(OD)x4mm(L),30 Pcs |
| Thread Coverage | Fully Threaded |
| Thread Size | M1.6 |
| Thread Style | Metric Internal |
| Thread Type | ISO Metric |
User
Good
Good
User
They are not 5mm OD inserts. Dissappointing and a massive waste of time for me.
First and foremost, I received these and really felt confused why all my components I spent over 13 hours weren't properly accepting these inserts. I thought I was an idiot and didn't measure correctly, but all threaded inserts that I've seen actually measure the outer diameter with the knurls included. Search "M3 inserts" and look at the in-saiL brand that show the CAD file for their inserts. The OD is measured from the widest points. Other sellers that are selling these exact same inserts like uxcell list the OD as 5.4mm, but you really just have to include a diagram in the store page. Put the CAD drawing in there.I did count 50 inserts, the quality seems okay but one insert I saw did not have a chamfer on the opening so it's not perfect, and I think I prefer the counter-rotating knurled inserts over these vertical ones.
User
Neat stuff
I'm new to the heat set process but these are plenty cool. Didn't need so many but I'll use 'em up eventually.
User
Incorrect size
The outer Diameter of the threaded inserts is actually 5.4 mm, not 5 mm!!
Trustpilot
4 days ago
5 days ago